Zayo Canada Inc
d/b/a Allstream Corporation
Holding: Manitoba Telecom Services Inc
600-255 5 Ave SW, Suite 600
Calgary, AB T2P 3G6
allstream.com
About MTS Allstream
MTS Allstream is a Canadian business communications provider offering IP connectivity, managed IP services, unified communications, and voice services to customers in the US and Canada. It primarily serves business and wholesale markets via an extensive national fiber optic network. In the US telecom landscape, it operates as a CLEC with state-level OCNs and 249 originated 1,000-number blocks, now under US-based Zayo Group since 2016.
- Parent: Zayo Group
- Headquarters: Mississauga, ON
- Services: IP connectivity, managed IP services, unified communications, voice services, fiber optic network
Sources: Allstream Inc. - Wikipedia · MTS ALLSTREAM, CPP INVESTMENT BOARD AND BLACKSTONE ...
Toll-free side: Related toll-free RespOrg: Allstream (code AZC01). View on resporgs.com →
Numbers by age tier
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Carrier website
allstream.com: opens in a new tab
HQ: Calgary, AB


Block portfolio at a glance
By age
- Recent (0). Last 18 mo
- Medium (0)
- Old (0)
- Undated (249)
Footprint by state
Stronger blue = more blocks issued in that state. ● marks states with activity in the last 18 months.
Top area codes
Bars show total blocks; red overlay is recent.
Area codes
| NPA | Blocks | Recent | Last |
|---|---|---|---|
| 289 | 34 | · | · |
| 905 | 21 | · | · |
| 778 | 16 | · | · |
| 343 | 13 | · | · |
| 604 | 13 | · | · |
| 519 | 12 | · | · |
| 587 | 12 | · | · |
| 647 | 12 | · | · |
| 705 | 12 | · | · |
| 306 | 10 | · | · |
| 514 | 10 | · | · |
| 416 | 9 | · | · |
| 780 | 9 | · | · |
| 403 | 8 | · | · |
| 437 | 8 | · | · |
| 438 | 7 | · | · |
| 613 | 7 | · | · |
| 450 | 6 | · | · |
| 226 | 4 | · | · |
| 236 | 4 | · | · |
| 204 | 3 | · | · |
| 418 | 3 | · | · |
| 819 | 3 | · | · |
| 902 | 3 | · | · |
| 250 | 2 | · | · |
| 579 | 2 | · | · |
| 825 | 2 | · | · |
| 431 | 1 | · | · |
| 581 | 1 | · | · |
| 709 | 1 | · | · |
| 873 | 1 | · | · |
